diff options
Diffstat (limited to 'src/firemon/cpu.c')
-rw-r--r-- | src/firemon/cpu.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/src/firemon/cpu.c b/src/firemon/cpu.c new file mode 100644 index 000000000..d5d20d1b8 --- /dev/null +++ b/src/firemon/cpu.c | |||
@@ -0,0 +1,68 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2014, 2015 netblue30 (netblue30@yahoo.com) | ||
3 | * | ||
4 | * This file is part of firejail project | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License along | ||
17 | * with this program; if not, write to the Free Software Foundation, Inc., | ||
18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | ||
19 | */ | ||
20 | #include "firemon.h" | ||
21 | #define MAXBUF 4098 | ||
22 | |||
23 | static void print_cpu(int pid) { | ||
24 | char *file; | ||
25 | if (asprintf(&file, "/proc/%d/status", pid) == -1) { | ||
26 | errExit("asprintf"); | ||
27 | exit(1); | ||
28 | } | ||
29 | |||
30 | FILE *fp = fopen(file, "r"); | ||
31 | if (!fp) { | ||
32 | printf(" Error: cannot open %s\n", file); | ||
33 | free(file); | ||
34 | return; | ||
35 | } | ||
36 | |||
37 | char buf[MAXBUF]; | ||
38 | while (fgets(buf, MAXBUF, fp)) { | ||
39 | if (strncmp(buf, "Cpus_allowed_list:", 18) == 0) { | ||
40 | printf(" %s", buf); | ||
41 | fflush(0); | ||
42 | free(file); | ||
43 | fclose(fp); | ||
44 | return; | ||
45 | } | ||
46 | } | ||
47 | fclose(fp); | ||
48 | free(file); | ||
49 | } | ||
50 | |||
51 | void cpu(pid_t pid) { | ||
52 | if (getuid() == 0) | ||
53 | firemon_drop_privs(); | ||
54 | |||
55 | pid_read(pid); | ||
56 | |||
57 | // print processes | ||
58 | int i; | ||
59 | for (i = 0; i < max_pids; i++) { | ||
60 | if (pids[i].level == 1) { | ||
61 | pid_print_list(i, 0); | ||
62 | int child = find_child(i); | ||
63 | if (child != -1) | ||
64 | print_cpu(child); | ||
65 | } | ||
66 | } | ||
67 | } | ||
68 | |||